////////////////////////////////////////////////////////////
//
// SFML GUI - Simple and Fast GUI Library
// Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com) (for SFML)
// Copyright (C) 2010 Janniaux Alexandre (alexand69580@yahoo.fr) (for GUI)
//
// This software is provided 'as-is', without any express or implied warranty.
// In no event will the authors be held liable for any damages arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it freely,
// subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented;
//    you must not claim that you wrote the original software.
//    If you use this software in a product, an acknowledgment
//    in the product documentation would be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such,
//    and must not be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//
////////////////////////////////////////////////////////////

#ifndef GUI_WIDGET_INCLUED
#define GUI_WIDGET_INCLUED


#include <SFML/Graphics.hpp>
#include <SFML/System.hpp>

#include <list>

#include "Gui.hpp"

namespace gui
{

class GuiListener;

class Widget : public sf::Drawable
{
    public:
        Widget(Widget* parent);

        virtual void AddWidget(Widget* widget);

        virtual const sf::Rect<float>& GetRect() const;
        virtual const sf::Vector2f GetGlobalPosition() const;
        virtual Widget* GetParent() const;

        virtual void SetSize(float x, float y);
        virtual void SetSize(const sf::Vector2f& size);
        virtual void SetParent(Widget* parent);

        virtual bool AcceptMouseEvent(int x, int y);

    protected:
        friend class GuiListener;

        virtual void Render(sf::RenderTarget& target, sf::Renderer& renderer) const;
        virtual void RenderWidget(sf::RenderTarget& target, sf::Renderer& renderer) const;

        virtual void OnMouseButtonPressed(sf::Event& mouseEvent);
        virtual void OnMouseButtonReleased(sf::Event& mouseEvent, bool onMe=true);
        virtual void OnMouseClicked(sf::Event& mouseEvent);
        virtual void OnMouseEntered(sf::Event& mouseEvent);
        virtual void OnMouseLeft(sf::Event& mouseEvent);
        virtual void OnMouseWheelMoved(sf::Event& mouseEvent);

        virtual void OnFocusEntered(sf::Event& mouseEvent, int focusType);
        virtual void OnFocusLeft(sf::Event& mouseEvent);

        virtual void OnKeyPressed(sf::Event& keyEvent);
        virtual void OnKeyReleased(sf::Event& keyEvent);

        sf::Vector2f myGlobalPosition();
        sf::Rect<float> myRect;
        Widget* myParent;
        std::list<Widget* > myChildren;

}; // class Widget

} // namespace gui

#endif // GUI_WIDGET_INCLUED


